384777777483 has 24 divisors (see below), whose sum is σ = 606543914496. Its totient is φ = 233111185200.

The previous prime is 384777777469. The next prime is 384777777493.

384777777483 is a `hidden beast` number, since 3 + 8 + 4 + 7 + 7 + 77 + 77 + 483 = 666.

384777777483 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 384777777483 - 2⁵ = 384777777451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (384777777413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 463135 + ... + 991992.

It is an arithmetic number, because the mean of its divisors is an integer number (25272663104).

Almost surely, 2^384777777483 is an apocalyptic number.

384777777483 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

384777777483 is a deficient number, since it is larger than the sum of its proper divisors (221766137013).

384777777483 is a wasteful number, since it uses less digits than its factorization.

384777777483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457815 (or 1457812 counting only the distinct ones).

The product of its digits is 1084253184, while the sum is 72.

The spelling of 384777777483 in words is "three hundred eighty-four billion, seven hundred seventy-seven million, seven hundred seventy-seven thousand, four hundred eighty-three".